package cn.opopopo.design_pattern_learn.结构型.facade;

// 硬盘类
class HardDrive {
    public byte[] read(long lba, int size) {
        System.out.println("硬盘: 从 LBA " + lba + " 读取 " + size + " 字节数据");
        return "OS_DATA".getBytes();
    }
}